- Specifications
- Documents
- Description
- 250 psi/17.2 bar saturated steam to 406 Degree F/207 Degree C
- 500 psi/34.5 bar non-shock cold working pressure
- Bronze mounted trim
- Angle pattern
- Bolted bonnet
- Renewable seat and disc
- Class 250 flanged end connections
- Use in U.S. drinking water applications is prohibited after January 3, 2014
- Conforms to MSS SP-85
The Nibco cast iron automatic steam stop-check angle valve is designed for steam systems with boilers installed in tandem. The steam stop-check design prevents boiler flooding by automatically closing when steam and condensate begins to back up. These valves are also used to isolate boilers in a steam system. The valve is Class 250 flanged iron body and bronze mounted trim (IBBM). 2-1/2" and 3" sizes available in PTFE seat only (F-869-Y).